The "BX" suffix simply denotes the boxed retail packaging from the manufacturer

5 to 15 HP range

Using the Williams 7810 ensures that the mounting points

With 48 programmable trippers at 15-minute intervals

Upgraded Durability: As the B1755917HDF revision

Emerson Alco 065872 Expansion Valve Els PW 17895 The "BX" suffix simply denotesThe Emerson Alco 065872 is a high performance AACE 2 ZW195 Series thermal expansion valve engineered specifically for R 410A systems. This externally equalized TXV features a 2 ton nominal capacity and a low temperature MOP 195 PSI charge, making it essential for protecting compressors from excessive suction pressure during heavy load periods or startup. Designed with a straight body configuration and 3 8" x 1 2" ODF sweat connections, it ensures a